266 | Scientific Intelligence. 
tained in No. 2 is copied, with emendations, from his Report: Ostrea 
Carolinensis Con., Venericardia planicosta, Protocardia Virginiana? 
Con., Volutilithes Tuomeyi Con. This bed represents the dark-colored 
oose sand of Piscataway, over which, and next in succession, lies the 
Marlborough rock, which corresponds to the “great Carolinian bed” of 
Ruffin, and the “calcareous strata of the Charleston basin” of Tnomey. 
The sand bed and condition of its fossils, as well as the similarity of some 
of its species, reminds us of the Bracklesham Bay locality in England, 
and the superimposed rock of the Bognor beds. 
Although the Aturia ziczac is the only fossit of Oregon known to be 
identical with the New Jersey Eocene, the vast distance between the Jo- 
ealities will account for the variation; for the Continent was then as wide 
as from the Appalachian to the Rocky mountains, and seems to have 
ake geet ae eat aes 
observed b j 
marl is an indurated clay, with disseminated grains of green sand, which 
are often smooth and shining, and the shells are all-in the form of casts, 
of } 
which is found as far west as Cape St. Lucas in Lower California. 
_ The lignite bed underlies the bluff at Vicksburg, where we 
a Conrad; 3.St.Stephen’s _ 
i 
2. ferrugi 
